NSA Admits It "Acquires" Your Internet Data From These Redacted Internet Service Providers

Without doubt, the most interesting footnote from the just released declassified Momerandum Opinion by the FISA court, which revealed extensive spying on non-terrorist US citizens as reported previously, is footnote 3:

So... the NSA does collect data directly from ISP?

Would the NSA please also be so kind as to declassify which are the 5 or 6 (or more) ISPs that collaborate with the NSa when it comes to directly "acquiring" client traffic?